A152538 - OEIS

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A152538 as a triangular array

1

1 1

2 1 1

3 2 1 2

5 3 2 2 4

7 5 3 4 4 9

11 7 5 6 8 9 18

15 11 7 10 12 18 18 37

22 15 11 14 20 27 36 37 74

30 22 15 22 28 45 54 74 74 148

42 30 22 30 44 63 90 111 148 148 296

A152538 as a square array

`1`	`1`	`2`	`3`	`5`	`7`	`11`	`15`	`22`	`30`	`42`
`1`	`1`	`2`	`3`	`5`	`7`	`11`	`15`	`22`	`30`
`1`	`1`	`2`	`3`	`5`	`7`	`11`	`15`	`22`
`2`	`2`	`4`	`6`	`10`	`14`	`22`	`30`
`4`	`4`	`8`	`12`	`20`	`28`	`44`
`9`	`9`	`18`	`27`	`45`	`63`
`18`	`18`	`36`	`54`	`90`
`37`	`37`	`74`	`111`
`74`	`74`	`148`
`148`	`148`
`296`

A152538 as an upper right triangle

`1`	`1`	`2`	`3`	`5`	`7`	`11`	`15`	`22`	`30`	`42`
	`1`	`1`	`2`	`3`	`5`	`7`	`11`	`15`	`22`	`30`
		`1`	`1`	`2`	`3`	`5`	`7`	`11`	`15`	`22`
			`2`	`2`	`4`	`6`	`10`	`14`	`22`	`30`
				`4`	`4`	`8`	`12`	`20`	`28`	`44`
					`9`	`9`	`18`	`27`	`45`	`63`
						`18`	`18`	`36`	`54`	`90`
							`37`	`37`	`74`	`111`
								`74`	`74`	`148`
									`148`	`148`
										`296`

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Last modified April 17 23:23 EDT 2024. Contains 371767 sequences. (Running on oeis4.)